package com.ny.wlw;
import com.ny.wlw.NewTest;

public class Zi implements NewTest {

    @Override
    public void test() {
        System.out.println(1);
    }

    @Override
    public int add(int a, int b) {
        return a+b;
    }

    @Override
    public int jian(int a, int b) {
        return a-b;
    }
}
